| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package npanday.plugin.libraryimporter.skeletons; |
| |
| import com.google.common.base.Splitter; |
| import org.apache.maven.plugin.AbstractMojo; |
| import org.apache.maven.plugin.MojoExecutionException; |
| import org.apache.maven.plugin.MojoFailureException; |
| import org.apache.maven.project.MavenProject; |
| import org.apache.maven.project.MavenProjectHelper; |
| |
| import static com.google.common.collect.Iterables.toArray; |
| |
| /** |
| * @author <a href="mailto:lcorneliussen@apache.org">Lars Corneliussen</a> |
| */ |
| public abstract class AbstractNPandayMojo |
| extends AbstractMojo |
| { |
| public Splitter SPLIT_ON_SEMICOLON = Splitter.on( ';' ).omitEmptyStrings().trimResults(); |
| |
| /** |
| * If the execution of this goal is to be skipped. |
| * |
| * @parameter |
| */ |
| protected boolean skip; |
| |
| /** |
| * The maven project. |
| * |
| * @parameter expression="${project}" |
| * @required |
| */ |
| protected MavenProject project; |
| |
| /** |
| * The maven project helper. |
| * |
| * @component |
| */ |
| protected MavenProjectHelper projectHelper; |
| |
| public final void execute() throws MojoExecutionException, MojoFailureException |
| { |
| if ( skip ) |
| { |
| getLog().info( |
| "NPANDAY-126-000: Execution of '" + getClass().getSimpleName() + "' was skipped by configuration." |
| ); |
| return; |
| } |
| |
| setupParameters(); |
| |
| innerExecute(); |
| } |
| |
| protected void setupParameters() |
| { |
| |
| } |
| |
| protected String[] firstNonNull( String commandlineValues, String[] configurationValues ) |
| { |
| return firstNonNull( commandlineValues, configurationValues, new String[0] ); |
| } |
| |
| protected String[] firstNonNull( String commandlineValues, String[] configurationValues, String[] defaultValue ) |
| { |
| if ( commandlineValues != null ) |
| { |
| return toArray( |
| SPLIT_ON_SEMICOLON.split( commandlineValues ), String.class |
| ); |
| } |
| |
| if (configurationValues != null){ |
| return configurationValues; |
| } |
| |
| return defaultValue; |
| } |
| |
| protected abstract void innerExecute() throws MojoExecutionException, MojoFailureException; |
| } |